Memory Management Overhead

Source code: oil/benchmarks/gc.sh

GC Stats

task elapsed ms max gc millis total gc millis allocated MB max rss MB num allocated num gc points num gc done gc threshold num growths max survived shell label
parse.configure-cpython 35 3 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 57 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 139 22 60 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,311 277 3 85,110 1 42,555 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 3 3 1.6 dash -
23 19 4 3.1 bash -
105 54 58 3.3 zsh -
15 12 4 28.4 bumpleak/osh mut
19 15 4 30.0 _bin/cxx-opt+bumproot/osh mut
22 17 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 15 15 25.7 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 31 4 18.0 osh-native mut+alloc+free+gc+exit
43 31 12 32.8 _bin/cxx-opt+nopool/osh mut+alloc
50 38 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 9 17 24.6 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
33 33 0 17.6 osh-native-souffle mut+alloc+free+gc
33 24 8 17.8 osh-native-souffle mut+alloc+free+gc+exit

parse.configure-coreutils

Parsing the autoconf-generated configure script from GNU coreutils.

Note that unlike other shells, osh -n retains all nodes on purpose. (See the parser benchmark).

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
22 21 0 1.6 dash -
86 86 0 3.1 bash -
376 213 184 3.5 zsh -
48 48 0 84.0 bumpleak/osh mut
59 58 0 84.5 _bin/cxx-opt+bumproot/osh mut
69 69 0 84.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.5 osh-native mut+alloc
104 84 20 75.2 osh-native mut+alloc+free
143 115 28 49.6 osh-native mut+alloc+free+gc
149 136 12 50.5 osh-native mut+alloc+free+gc+exit
137 89 48 99.7 _bin/cxx-opt+nopool/osh mut+alloc
208 176 32 67.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.0 osh-native-souffle mut+alloc
94 57 37 75.0 osh-native-souffle mut+alloc+free
139 118 20 51.0 osh-native-souffle mut+alloc+free+gc
140 120 20 51.7 osh-native-souffle mut+alloc+free+gc+exit

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 2 0 1.4 dash -
6 3 3 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 10.7 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 8 0 10.0 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 3 6 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc+exit

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
11 10 0 1.4 dash -
29 29 0 2.9 bash -
25 16 8 3.4 zsh -
19 15 4 32.3 bumpleak/osh mut
25 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
27 27 0 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 22 15 26.6 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 25 12 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 26.0 osh-native-souffle mut+alloc
30 23 8 26.2 osh-native-souffle mut+alloc+free
22 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc+exit

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
74 62 12 3.0 bash -
168 92 76 55.1 bumpleak/osh mut
183 127 56 54.8 _bin/cxx-opt+bumproot/osh mut
197 146 51 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 152 60 47.4 osh-native mut+alloc
218 129 89 49.0 osh-native mut+alloc+free
181 125 56 8.7 osh-native mut+alloc+free+gc
182 137 44 8.8 osh-native mut+alloc+free+gc+exit
233 169 64 63.3 _bin/cxx-opt+nopool/osh mut+alloc
210 158 53 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 125 77 47.0 osh-native-souffle mut+alloc
210 145 64 48.7 osh-native-souffle mut+alloc+free
174 111 63 8.3 osh-native-souffle mut+alloc+free+gc
174 119 55 8.3 osh-native-souffle mut+alloc+free+gc+exit

ex.abuild-print-help

Running abuild -h from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 9 1 3.5 dash -
19 12 8 4.5 bash -
18 13 5 3.4 zsh -
19 14 6 12.3 bumpleak/osh mut
21 18 3 13.4 _bin/cxx-opt+bumproot/osh mut
20 17 3 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 20 2 11.3 osh-native mut+alloc+free
22 11 11 9.2 osh-native mut+alloc+free+gc
22 20 3 9.0 osh-native mut+alloc+free+gc+exit
25 10 15 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 10 12 10.6 osh-native-souffle mut+alloc+free
21 14 8 8.4 osh-native-souffle mut+alloc+free+gc
22 16 7 8.7 osh-native-souffle mut+alloc+free+gc+exit